﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Model
{
    public class BuyGoodsInfo : GoodsInfo
    {
        public int count { get; set; }
        public double xiaojie { 
            get 
            {
                return SalePrice * count;
            } 
        }
    }
}
